Apex domains cannot have CNAME records.
Question and response
Question
dig berunolita.com. NS
Answer
berunolita.com. 5 NS ns-959.awsdns-55.net.
berunolita.com. 5 NS ns-1521.awsdns-62.org.
berunolita.com. 5 NS ns-490.awsdns-61.com.
berunolita.com. 5 NS ns-1135.awsdns-13.org.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0